VTSYIQI Class 2 Digital Sound Level Meter Integrating Noise Measurement with Integrating Function 20Hz-12.5kHz 30dB(A)-130dB(A) 8000 Groups Data Storage Time Weighting F,S,I Frequency Weighting A,C,Z

VTSYIQI Class 2 Integrating Sound Level Meter Advanced Sound Level Analyzer with Time Weighting F S I Peak Range 20Hz-12.5kHz 30dB(A)-130dB(A) Integrating 8000 Groups Mass Storage IEC61672-2002

VTSYIQI Class 2 Noise Meter Class 2 Integrating Sound Level Meter with Range 20Hz-12.5kHz 30dB(A)-130dB(A) Integral Time 1s-24h 8000 Groups Data Storage Self-generated Noise <25dBA

VTSYIQI Class 2 Noise Meter Integrating Decibel Meter Class 2 Sound Level Meter with Integrating Function Range 20Hz-12.5kHz 30dB(A)-130dB(A) 8000 Groups Data Storage 32kHz A/D Bits

VTSYIQI Class 2 Sound Level Meter Integrating Noise Level Meter with Range 20Hz-12.5kHz 30dB(A)-130dB(A) 8000 Groups Data Storage Data Logger and Noise Analysis Software

VTSYIQI Class 2 Sound Level Meter Integrating Sound Level Meter Noise Level Data Logger with Range 20Hz-12.5kHz 30dB(A)-130dB(A) Integrating Function 8000 Groups Data Storage

VTSYIQI Class 2 Sound Level Meter Sound Decibel Meter Portable Integrating Noise Level Meter with Range 20Hz-12.5kHz 30dB(A)-130dB(A) 8000 Groups Data Storage IEC61672-2002 Class 2

VTSYIQI Class 2 Sound Level Meter Sound Noise Meter Digital Integrating Sound Decibel Meter with Factory Noise InvestigeIntegrating Function Range 20Hz-12.5kHz 30dB(A)-130dB(A) 8000 Groups Storage

VTSYIQI Class 2 Sound Meter Sound Decibel Meter Integrating Noise Measurement with Integrating Function Range 20Hz-12.5kHz 30dB(A)-130dB(A) 8000 Groups Data Recoding and Data Logging Function

VTSYIQI ClO2 Detector Chlorine Dioxide Gas Monitor with Measuring Range 0 to 10ppm Resolution 0.01ppm Built-in Micro Sampling Pump Data Logging Function Detection Principle Electrochemical

VTSYIQI CLO2 Detector Fixed CLO2 Gas Detector with Installation Method Wall-mounted Resolution 0.1ppm Measuring Range 0 to 50ppm Single Input 4~20mA and RS485 Output Current 4-20mA

VTSYIQI CLO2 Detector Portable Single Gas Detector with Explosive Proof Housing Resolution 0.1ppm L-alarm 50ppm H-alarm 150ppm Measuring Range 0-50ppm Accuracy ≦ 5% F.S.